def is_t(a, b, c):
    if a + b > c and b + c > a and a + c > b:
        return True


    else:
        return False


def is_prime(x):
    """
    :type x: int The number to be tested
    """
    if x == 1 or x == -1:
        return False
    if x < 0:
        x = -x
    for i in range(2, x):
        if x % i == 0:
            return False
    return True


def main():
    print(is_prime(5))


if __name__ == "__main__":
    main()